aSTART
VC Fund
Tokyo, Japan
aSTART is a VC fund in Tokyo focused on Aerospace and Information Technology. ａSTART is a venture capital firm that invests in tech companies. The firm invest in companies that have the potential to develop new services, contents, products and technologies by making full use of advanced technologies in each field
- Total investments:
- 20
- Last investment:
- Lead investor:
- 15%
- Fund size:
- $569M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries aSTART invests in
Stages aSTART invests in
Countries aSTART invests in
Round sizes
Round size
- Seed
- $308k–$27M
- Series A
- $1.5M–$80M
- Series C
- $3.1M–$44M
Investment Focus
Industry
- Aerospace 3 (15%)
- Information Technology 3 (15%)
- B2B 2 (10%)
- Robotics 2 (10%)
- Software 2 (10%)
Stage
- Seed 4 (20%)
- Series C 4 (20%)
- Series A 3 (15%)
- Venture - Series Unknown 2 (10%)
- Series B 1 (5%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| ZeamiCyberSecurity develops and provides enterprise cybersecurity software as a service. The company offers Zeami Intelligence, a browser-based security intelligence platform that serves as a next-generation foundation for managing security information. Its services focus on helping organizations understand and monitor their security posture andinternal environments. ZeamiCyberSecurity targets enterprise customers that require structured security intelligence to support internal risk management and defense operations. The company delivers its offerings as SaaS, enabling deployment and use through standard web browsers. | $307.8K / Seed / Jul 13, 2026 | ||
| Oceanic Constellations empowers ocean visualization with a network of autonomous surface drones and advanced marine monitoring technology. | $13.1M / Series B / Feb 12, 2026 | ||
| Pale Blue provides a variety of water propulsion systems with high-performance, affordable price, short-lead time, and reliability. | $10.2M / Series C / Aug 07, 2025 | ||
| Okuma Diamond Device supplies cutting-edge technologies that make diamond semiconductors vital. | $26.7M / Seed / Oct 16, 2024 | ||
| Synspective provides SAR data and remote monitoring services to government agencies. Its satellite data technology utilizes and integrates data from satellite constellations, big data, and machine learning. It provides various satellite services, including remote sensing and satellite imagery using small-sized SAR satellites that can measure humanactivity over a wide area on earth, regardless of time or weather. | $44M / Series C / Jun 20, 2024 | ||
| Asilla develops and provides AI specialized in image and video analysis. Its services, the Vehicle recognition AI, recognizes the manufacturer and model from the image of the vehicle. It also has a censorship service that detects inappropriate images that can not be released, including copyrights and obscene expressionsAsilla was founded in 2015and is based in Tokyo, Japan. | $3.1M / Series C / Jan 18, 2024 | ||
| REXEV offers a platform that combines energy management and mobility management. It aim to contribute to stable supply by using EV as a storage battery with eMMP and it to adjust the supply and demand of electricity. For inquiries, an online inquiry form is available on their website. | $7.2M / Series A / Dec 21, 2020 | ||
| Astroscale is one of the few companies in the world proposing to aid in the removal of orbital debris through the provision of End of Life (EOL) and Active Debris Removal (ADR) services. In addition to providing a technical solution, Astroscale is helping to define the business case for this service and are working with national space agencies,international institutions, non-profit organizations, insurance companies and satellite operators to develop norms, regulations and incentives that contribute to the responsible use of space. | $51M / Series E / Oct 13, 2020 | ||
| Synspective provides SAR data and remote monitoring services to government agencies. Its satellite data technology utilizes and integrates data from satellite constellations, big data, and machine learning. It provides various satellite services, including remote sensing and satellite imagery using small-sized SAR satellites that can measure humanactivity over a wide area on earth, regardless of time or weather. | $79.8M / Series A / Jul 26, 2019 | ||
| Astroscale is one of the few companies in the world proposing to aid in the removal of orbital debris through the provision of End of Life (EOL) and Active Debris Removal (ADR) services. In addition to providing a technical solution, Astroscale is helping to define the business case for this service and are working with national space agencies,international institutions, non-profit organizations, insurance companies and satellite operators to develop norms, regulations and incentives that contribute to the responsible use of space. | $30M / Series D / Apr 11, 2019 | ||
| See all 20 investments → | |||
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FAQ
What does aSTART invest in?
aSTART invests primarily in Aerospace, Information Technology and B2B startups, most often at Seed and Series C stage. Most of the 20 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is aSTART's check size?
aSTART typically joins rounds of $308k–$27M at Seed, $1.5M–$80M at Series A and $3.1M–$44M at Series C. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds aSTART participates in.
When did aSTART last invest?
The most recent investment recorded for aSTART closed in Jul 2026. Shizune tracks 20 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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